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Cohort Model

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Journal Article
Demography (1982) 19 (3): 409–427.
Published: 01 August 1982
... either a birth cohort or calendar year arrangement of mortality data to address this controversy. The present study applies an age-period-cohort model to mortality from respiratory tuberculosis in England and Wales, Italy, and New Zealand in an attempt to separate economic influences from that of medical...
Journal Article
Demography (2014) 51 (5): 1797–1819.
Published: 19 September 2014
...Joshua R. Goldstein; Thomas Cassidy Abstract We introduce a new formal model in which demographic behavior such as fertility is postponed by differing amounts depending only on cohort membership. The cohort-based model shows the effects of cohort shifts on period fertility measures and provides...
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Journal Article
Demography (2006) 43 (3): 553–568.
Published: 01 August 2006
... of Demography . 2nd ed London : Elsevier Academic Press . Multistate Cohort Models 553 O Demography, Volume 43-Number 3, August 2006: 553 568 553 MULTISTATE COHORT MODELS WITH PROPORTIONAL TRANSFER RATES* ROBERT SCHOEN AND VLADIMIR CANUDAS-ROMO We present a new, broadly applicable approach to summarizing...
Journal Article
Demography (2016) 53 (4): 1253–1259.
Published: 15 June 2016
...) the presentation and discussion of APC results, (2) the fitting of full APC models to data for which a simpler model holds, and (3) the variation in the estimated age, period, and cohort coefficients produced by the intrinsic estimator (IE) (i.e., the “non-uniqueness property” of the IE, as referred to by Pelzer...
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Journal Article
Demography (2017) 54 (2): 721–743.
Published: 09 March 2017
... is the mechanism-based approach recently proposed and based on Pearl’s front-door criterion; this approach ensures consistent APC effect estimators in the presence of a complete set of intermediate variables between one of age, period, cohort, and the outcome of interest, as long as the assumed parametric models...
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Includes: Supplementary data
Journal Article
Demography (1965) 2 (1): 593–599.
Published: 01 March 1965
... Cohort Model Previous Child References 3 Beshers , James M. ( 1962 ). Urban Social Structure . New York : Free Press . 5 For examples of systems of this sort, see “Social Status and Social Change,” by James M. Beshers and Stanley Reiter, Behavioral Science , Vol. VIII, No. 1...
Journal Article
Demography (1980) 17 (1): 115–127.
Published: 01 February 1980
...Jamie Pearl Eng Abstract This paper presents a mathematical model for changing mortality in functional form. This model may be used to obtain cohort forces of mortality and cohort survivorship functions from a period force of mortality and a period life table under conditions of gradually changing...
Journal Article
Demography (1971) 8 (4): 519–524.
Published: 01 November 1971
... . DEMOGRAPHY Volume 8, Number 4 November 1971 A MODEL FOR ESTIMATING FECUNDABILITY OF THE CURRENTLY MARRIED WOMAN FROM THE DATA ON HER SUSCEPTIBILITY STATUS-A COHORT APPROACH K. B. Pathak International Institute for Population Studies, Govandi Station Road, Deonar, Bom- bay-SS, AS, India Abstract-A probability...
Journal Article
Demography (2022) 59 (5): 1713–1737.
Published: 01 October 2022
... mortality and unmet need for contraception. However, in many low-income countries, data on population counts and components of population change are limited, and so subnational levels and trends are unclear. We present a Bayesian constrained cohort component model for the estimation and projection...
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Includes: Supplementary data
Journal Article
Demography (2022) 59 (6): 2109–2134.
Published: 01 December 2022
... affects the probability of dying, as in engineering models of aging or competing-risks models. 2 See https://www.who.int/about/governance/constitution . 1 Period life expectancy is computed using the cross-sectional mortality rates of all cohorts alive in a year, whereas cohort life...
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Includes: Supplementary data
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Published: 21 November 2017
Fig. 2 Social trajectory model: Predicted probabilities of risk factors by cohort, net of sex, race/ethnicity, and early-life SES. Time-variant outcomes are also adjusted for age More
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Published: 27 October 2012
Fig. 3 Underlying process g ( t ) in Gompertz model for cohort fertility and the infecundity correction (IFC). Data: Dutch female cohorts 1960–1970. Panel A: Observed g ( t ). Panel B: Predicted g ( t ) based on the estimated IFC and data up to age 30. We estimate the IFC by first estimating More
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Published: 27 October 2012
Fig. 3 Underlying process g ( t ) in Gompertz model for cohort fertility and the infecundity correction (IFC). Data: Dutch female cohorts 1960–1970. Panel A: Observed g ( t ). Panel B: Predicted g ( t ) based on the estimated IFC and data up to age 30. We estimate the IFC by first estimating More
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Published: 07 June 2013
Fig. 5 The two-mortality-process model fit to the Swedish cohort data from 1885 and 1905 for males and females, the corresponding fitted LARs, and the intrinsic mortality proportions More
Journal Article
Demography (2013) 50 (1): 237–260.
Published: 27 October 2012
...Fig. 3 Underlying process g ( t ) in Gompertz model for cohort fertility and the infecundity correction (IFC). Data: Dutch female cohorts 1960–1970. Panel A: Observed g ( t ). Panel B: Predicted g ( t ) based on the estimated IFC and data up to age 30. We estimate the IFC by first estimating...
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Journal Article
Demography (2000) 37 (3): 253–265.
Published: 01 August 2000
...: 253 265 253 ACTIVE LIFE EXPECTANCY ESTIMATES FOR THE U.S. ELDERLY POPULATION: A MULTIDIMENSIONAL CONTINUOUS-MIXTURE MODEL OF FUNCTIONAL CHANGE APPLIED TO COMPLETED COHORTS, 1982 1996* KENNETH G. MANTON AND KENNETH C. LAND ies of new therapies, it is a fundamental premise of ALE studies...
Journal Article
Demography (2006) 43 (4): 631–646.
Published: 01 November 2006
... after the turn of the century. Three separate data sources suggest that the turnaround in sex mortality differences is consistent with sex differences in cigarette smoking by cohort. An age-period-cohort model reveals a highly significant effect of smoking histories on men’s and women’s mortality...
Journal Article
Demography (1974) 11 (4): 563–585.
Published: 01 November 1974
... well with the theory, as the “Easterlin Hypothesis” suggests; but the period model fits better than the cohort model. 26 1 2011 © Population Association of America 1974 1974 Generational Cycle Cohort Size Period Model Cohort Model Renewal Equation References Anderson T...
Journal Article
Demography (1998) 35 (1): 1–21.
Published: 01 February 1998
... demographic analysis. To estimate the size of cohorts born before 1895, we use extinct-generation estimates. For remaining cohorts, we implement an age/period/cohort model of census counts. All approaches are applied to a data set in which the age distribution of deaths has been corrected for age misreporting...
Journal Article
Demography (2008) 45 (3): 693–717.
Published: 01 August 2008
... but negative for more recent cohorts. Models using instrumental variables to address the potential endogeneity of fertility con rm these results. In contrast, rural areas show no significant association between family size and children’s schooling for any cohort. These findings show how the relationship...